Logcat able to see some of system UI events related volume bar.
2019-08-05 14:24:19.786 3441-3631/? D/vol.VolumeDialogControl: onReceive VOLUME_CHANGED_ACTION stream=0 level=4 oldLevel=4
2019-08-05 14:24:19.786 3441-3631/? D/vol.VolumeDialogControl: onReceive VOLUME_CHANGED_ACTION stream=3...
We have Android TV (ATV) box running on Android version 8.1 and above. We need to get key events for volume keys when pressed from ATV remote. Unfortunately we couldn't get volume key events from Android version 8.1 & Above. But we can get volume key events from Android version Nougat 7.0 box...